Fly from
Fly to
Route
Depart
Return
Price
PortlandPorto
PWM - OPO
PWMOPO
Portland
Fri 5/2
6:00 am-10:40 am
1 stop23h 40m
PortlandPorto
PWM - OPO
PWMOPO
Portland
Fri 5/2
1:10 pm-11:40 am
2 stops17h 30m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Wed 12/4
7:27 pm-10:15 am
1 stop9h 48m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Mon 1/20
12:48 pm-9:05 am
1 stop15h 17m
Lisbon Humberto Delgado
Tue 1/28
11:10 am-11:57 pm
2 stops17h 47m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Mon 1/20
6:00 am-9:20 am
3 stops22h 20m
Lisbon Humberto Delgado
Tue 1/28
11:00 am-2:42 pm
2 stops32h 42m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Wed 4/23
5:30 pm-9:55 am
2 stops35h 25m
Lisbon Humberto Delgado
Tue 4/29
10:55 am-9:27 am
2 stops27h 32m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Sun 12/1
11:42 am-11:20 am
2 stops18h 38m
Lisbon Humberto Delgado
Thu 12/5
10:00 am-11:09 pm
2 stops18h 09m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Tue 4/22
12:50 pm-2:35 pm
2 stops20h 45m
Lisbon Humberto Delgado
Tue 4/29
10:00 am-11:38 pm
1 stop18h 38m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Sat 12/7
11:24 am-11:00 am
3 stops18h 36m
Lisbon Humberto Delgado
Sat 12/14
11:00 am-10:50 pm
3 stops16h 50m
PortlandLisbon
PWM - LIS
PWMLIS
Portland
Sun 12/22
5:20 am-10:15 am
1 stop23h 55m
Lisbon Humberto Delgado
Sun 12/29
10:50 am-9:42 pm
2 stops39h 52m
Currently, December is the cheapest month in which you can book a flight from Portland, Maine to Portugal (average of $589). Flying from Portland, Maine to Portugal in June is currently the most expensive (average of $1,182). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Portland, Maine to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.
If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.